alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Trojan-Dropper.Win32.Flystud"; flow:to_server,established; content:"loading.html?fn="; nocase; http_uri; content:"&pid="; nocase; http_uri; content:"&mid="; nocase; http_uri; content:"&cid="; nocase; http_uri; content:"&pn="; nocase; http_uri; content:"&clientid="; nocase; http_uri; content:"channel="; nocase; http_uri; content:"&stn="; nocase; http_uri; classtype:trojan-activity; sid:2011086; rev:6; metadata:created_at 2010_07_30, signature_severity Major, updated_at 2019_07_26;)